81596218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 136686528

約数和(自身を除く): 55090310

約数列:

[1, 2, 11, 22, 67, 134, 197, 281, 394, 562, 737, 1474, 2167, 3091, 4334, 6182, 13199, 18827, 26398, 37654, 55357, 110714, 145189, 207097, 290378, 414194, 608927, 1217854, 3708919, 7417838, 40798109, 81596218]

約数ペア:

[(1, 81596218), (2, 40798109), (11, 7417838), (22, 3708919), (67, 1217854), (134, 608927), (197, 414194), (281, 290378), (394, 207097), (562, 145189), (737, 110714), (1474, 55357), (2167, 37654), (3091, 26398), (4334, 18827), (6182, 13199)]